#include<map>
#include<iostream>
using namespace std;
int main(){
	map<char,int>m;
	m['a']=65;
	m['B']=66;
	m['0']=48;
	m['a']=97;
	map<char,int>::iterator it;
	for(it=m.begin();it!=m.end();it++){
		cout<<(*it).first<<" "<<(*it).second<<endl;
	}
}
